(include your answers for Part 1 and Part 2 in the space below): Part 1. Find the value of A÷E

Part 2. If you were to place that value on the number line above, would it be to the right of A or to the left of A? Explain how you know. (THE PICTURE IS PART 1)

Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.

3.4a=57.8 what is the the value of a